GMC Acadia vs Porsche Cayenne Dimensions & Size Comparison

Comparing 2017 catalog dimensions. GMC Acadia · Porsche Cayenne

Same scale for both vehicles. Generic silhouette — proportional to measured length, height, width, wheelbase, and clearance.

Side view
  • Length193.6 in
  • Height66.0 in
  • Wheelbase112.5 in
  • Ground clearance7.2 in
Front / width
  • Width75.4 in
  • Porsche Cayenne width78.7 in

Which is bigger?

  • Length: Porsche Cayenne is 2.5 in shorter (193.6 in vs 191.1 in)
  • Width: GMC Acadia is 3.3 in narrower (75.4 in vs 78.7 in)
  • Height: Porsche Cayenne is 1.2 in taller (66.0 in vs 67.2 in)
  • Wheelbase: Porsche Cayenne has a 1.5 in longer wheelbase (112.5 in vs 114.0 in)
  • Ground clearance: Porsche Cayenne has 0.3 in more ground clearance (7.2 in vs 7.5 in)

Biggest size differences

  1. Ground clearance: Porsche Cayenne has 0.3 in more ground clearance (7.2 in vs 7.5 in)
  2. Width: GMC Acadia is 3.3 in narrower (75.4 in vs 78.7 in)
  3. Height: Porsche Cayenne is 1.2 in taller (66.0 in vs 67.2 in)
  4. Wheelbase: Porsche Cayenne has a 1.5 in longer wheelbase (112.5 in vs 114.0 in)
  5. Length: Porsche Cayenne is 2.5 in shorter (193.6 in vs 191.1 in)

Practical verdicts

  • Easier to fit in a short garagePorsche CayennePorsche Cayenne is shorter by 2.5 in Check garage fit for GMC Acadia · garage fit for Porsche Cayenne
  • Narrower for tight parkingGMC AcadiaGMC Acadia is narrower by 3.3 in
  • More ground clearancePorsche CayennePorsche Cayenne has 0.3 in more clearance
  • Smaller exterior footprintGMC AcadiaBased on length × width (GMC Acadia)

Dimension comparison

SpecGMC AcadiaPorsche CayenneDifference
Length193.6 in191.1 in2.5 in
Width75.4 in78.7 in3.3 in
Height66.0 in67.2 in1.2 in
Wheelbase112.5 in114.0 in1.5 in
Ground clearance7.2 in7.5 in0.3 in
Curb weight4,708 lb

Values use trim midpoints when a model year lists a range.

Compare by year

Overlapping model years with dimension data.

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